Sulfur Acid Rapid Detector ye tɛ̈n yenë sulfate root tɔ̈u thïn në chrome solution yic, ku ka sulfate root tɔ̈u thïn në solution wɛrɛw yic. Kɔmpiyuta ye kɔmpiyuta ye kɔmpiyuta ye kɔmpiyuta ye kɔmpiyuta ye kɔmpiyuta ye kɔmpiyuta ye kɔmpiyuta ye kɔmpiyuta ye kɔmpiyuta ye kɔmpiyuta ye kɔmpiyuta ye kɔmpiyuta ye kɔmpiyuta ye kɔmpiyuta A nɔgɔ ye luɔ̈ɔ̈i, a nɔgɔ ye luɔ̈ɔ̈i, a nɔgɔ ye luɔ̈ɔ̈i ye luɔ̈ɔ̈i ye luɔ̈ɔ̈i ye luɔ̈ɔ̈i ye luɔ̈ɔ̈i ye luɔ̈ɔ̈ A ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye Instruments: 1, computer chip 1 piece 2, electric centrifuge (power 220V 50HZ) 3, sulfate root rapid measurement tube two, plus, measuring range 0.2~5g/L.4, pipette (self-prepared): 20ml 1 piece; 5 ml 2 ye kek. Reagent formulation: 1, 3: 1 hydrochloric acid solution; 3 volume analysis pure hydrochloric acid and 1 volume distilled water mixed.2, 25% barium chloride solution: 25 grams analysis pure barium chloride dissolved in 75 ml distilled water. Analyze method: 1, take the chromated solution to cool to room temperature (if the solution is not clean and needs to be filtered), take the above solution 20 ml with a pipette, put into the sulfate root rapid determination tube using a pipette to move 3: 1 hydrochloric acid 5 ml, shake well, add 5 ml of 25% barium chloride solution, cover the cover shake well.
2, tɛ̈n tɛ̈n tɛ̈n tɛ̈n tɛ̈n tɛ̈n tɛ̈n tɛ̈n tɛ̈n tɛ̈n tɛ̈n tɛ̈n tɛ̈n tɛ̈n tɛ̈n
3, ka tɛmɛ ka centrifuge ye rot, ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ. Lëk ba ŋic: 1, a ka tɛ̈n ka tɛ̈n ka tɛ̈n ka tɛ̈n ka tɛ̈n ka tɛ̈n ka tɛ̈n ka tɛ̈n ka tɛ̈n ka tɛ̈n ka tɛ̈n ka tɛ̈n ka tɛ̈n ka tɛ̈n ka tɛ̈n ka tɛ
3, ka tɛmɛ, ka tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ Lɔ̈k ka tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n